215011560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2593}}^1$

素因数の和:3298

約数の個数: 64

約数和(自身を含む): 646217280

約数和(自身を除く): 431205720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 691, 1382, 2073, 2593, 2764, 3455, 4146, 5186, 5528, 6910, 7779, 8292, 10365, 10372, 12965, 13820, 15558, 16584, 20730, 20744, 25930, 27640, 31116, 38895, 41460, 51860, 62232, 77790, 82920, 103720, 155580, 311160, 1791763, 3583526, 5375289, 7167052, 8958815, 10750578, 14334104, 17917630, 21501156, 26876445, 35835260, 43002312, 53752890, 71670520, 107505780, 215011560]

約数ペア:

[(1, 215011560), (2, 107505780), (3, 71670520), (4, 53752890), (5, 43002312), (6, 35835260), (8, 26876445), (10, 21501156), (12, 17917630), (15, 14334104), (20, 10750578), (24, 8958815), (30, 7167052), (40, 5375289), (60, 3583526), (120, 1791763), (691, 311160), (1382, 155580), (2073, 103720), (2593, 82920), (2764, 77790), (3455, 62232), (4146, 51860), (5186, 41460), (5528, 38895), (6910, 31116), (7779, 27640), (8292, 25930), (10365, 20744), (10372, 20730), (12965, 16584), (13820, 15558)]